Microfilm cartridge



FIG. 1 is a front view of a microfilm cartridge showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a view from the left of FIG. 1;

FIG. 5 is a view from the right of FIG. 1; and

FIG. 6 is a rear view thereof.

The ornamental design for a microfilm cartridge, as shown.